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WorksheetsScience Review
Total questions: 18
Worksheet time: 9mins
Name
Class
Date
1.
To create an experiment to test how the type of soil will affect the growth of the plant, all of the following must be true EXCEPT -
a)
all the containers must be the same
b)
all the plants must be the same
c)
all the soils must be the same
d)
all the plants must get the same amount of water
2.
Sandt is conducting an experiment to find out which food his dog likes best. Which is the independent variable in his experiment?
a)
the color of his dog's food dish
b)
the type of dog food he gives his dog
c)
the amount of food he gives his dog
d)
the time of day he feeds his dog
3.
Sound is a type of mechanical energy that is transported by -
a)
waves
b)
heat
c)
light
d)
electrons
4.
Which of these makes a sound with the slowest vibration?
a)
whistle
b)
harmonica
c)
flute
d)
drum
5.
Which of these transmits sound the fastest?
a)
a metal rod
b)
water in a pool
c)
empty space
d)
air in a balloon
6.
Which of these objects is opaque?
a)
stained glass window
b)
water
c)
eyeglass lens
d)
a brick wall
7.
What happens if the lid is removed from a container holding helium gas?
a)
the gas will change to a liquid
b)
the gas will expand and escape from the container
c)
Gravity will keep the gas in the container
d)
When light hits the gas, it will change colors
8.
Which part of the ocean floor is likely to have the least amount of sea life, the coldest tempertatures, and the greatest water pressure?
a)
conitental shelf
b)
abyssal plain
c)
deep ocean ridge
d)
seamount
9.
Which best describes the continental shelf?
a)
A region with higher water pressure
b)
A flat underwater valley
c)
A shallow area of seidment near the shore
d)
A region of mountains in the oceans
10.
Which type of current is between North America and Europe?
a)
Gulf Stream
b)
American Stream
c)
European Stream
d)
Oceanic Stream
11.
Submarines have explored many parts of the oceans. As they descend, scientists observed that there is an increase in the -
a)
water temperature
b)
amount of light
c)
types of ocean organisms
d)
water pressure
12.
Algae in the ocean provides much of the Earth's-
a)
carbon dioxide
b)
hydrogen
c)
oxygen
d)
nitrogen
13.
Which is a mixture?
a)
salt
b)
water
c)
lemonade
d)
sugar
14.
Granite is a hard material and forms from cooling magma. Which type of rock is granite?
a)
sedimentary
b)
igeneous
c)
metamorphoric
d)
volcanic
15.
A student is making a fruit drink by stirring a powered drink mix in cold water. Why is the fruit drink mix a solution?
a)
the water changes color
b)
the student stirs the water
c)
the water is the proper temperature
d)
the powder dissolves in the water
16.
In which part of the plant cell structure does photosynthesis occur?
a)
nucleus
b)
cholorplasts
c)
cytoplasm
d)
vacuole
17.
Which of these surrounds and protects an animal cell?
a)
vacuole
b)
cell well
c)
cell membrane
d)
cytoplasm
18.
Which of these does NOT have special tissues to deliver food and water to its cells?
a)
liverwort
b)
tomato
c)
dogwood
d)
maple
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